Firearm handguard



FIG. 1 is a front right isometric view of a firearm handguard;

FIG. 2 is a front elevation view of the firearm handguard of FIG. 1;

FIG. 3 is a rear elevation view of the firearm handguard of FIG. 1;

FIG. 4 is a right side elevation view of the firearm handguard of FIG. 1;

FIG. 5 is a left side elevation view of the firearm handguard of FIG. 1;

FIG. 6 is a top view of the firearm handguard of FIG. 1; and,

FIG. 7 is a bottom view of the firearm handguard of FIG. 1.

The broken lines in the figures are for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a firearm handguard, as shown and described. 